258180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 780864

約数和(自身を除く): 522684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 331, 390, 662, 780, 993, 1324, 1655, 1986, 3310, 3972, 4303, 4965, 6620, 8606, 9930, 12909, 17212, 19860, 21515, 25818, 43030, 51636, 64545, 86060, 129090, 258180]

約数ペア:

[(1, 258180), (2, 129090), (3, 86060), (4, 64545), (5, 51636), (6, 43030), (10, 25818), (12, 21515), (13, 19860), (15, 17212), (20, 12909), (26, 9930), (30, 8606), (39, 6620), (52, 4965), (60, 4303), (65, 3972), (78, 3310), (130, 1986), (156, 1655), (195, 1324), (260, 993), (331, 780), (390, 662)]